[UCSD Request] Modify helper text in widget headers [SIDASH-194]

[NyanHelsing]

• For Types (homepage and secondary pages), change text to: Resources, or items, are categorized into Types (article, data set, dissertation, etc.). Any resource not categorized by the Source will appear under Creative Work by default.
• For Data Providers (homepage and secondary pages), change text to: Organizations or agents, such as publishers, repositories, data centers, archives, and funders, making these resources available. A given resource may list more than one data provider, for example, the Association (e.g. Association for Computing Machinery) and the Association's Press (ACM Press).
• For Top Contributors (homepage), change text to: Individuals, organizations, or institutions involved in the production of the resource. Their contribution could be intellectual, material, or financial. Those listed here are the most frequently named contributors in content aggregated by SHARE.
• For Contributors (secondary pages), add text: Individuals, organizations, or institutions involved in the production of the resource. Their contribution could be intellectual, material, or financial.
• For Top Tags (homepage), add text: Keywords, subjects, and topics that describe the research output. Those listed here are the most frequently listed tags in content aggregated by SHARE.
• On the Bar for filters, add text: Click on X within each box to remove the filter from your current search.